Winsor, J. (2005). Spark: Be more innovative through co-creation. Dearborn Trade Pub..
Čikaški stil citiranja (17. izdanje)Winsor, John. Spark: Be More Innovative Through Co-creation. Chicago: Dearborn Trade Pub., 2005.
MLA način citiranja (9. izdanje)Winsor, John. Spark: Be More Innovative Through Co-creation. Dearborn Trade Pub., 2005.
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